these 2 derivations will be built:
  /nix/store/5w9al5vzjxym89blcf7c6318gx3i190r-flake-inputs.drv
  /nix/store/s24ss5bng8yq0xbljzgz2xjhj358v7xd-check-flake-inputs.drv
building '/nix/store/5w9al5vzjxym89blcf7c6318gx3i190r-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/5w9al5vzjxym89blcf7c6318gx3i190r-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 5w9al5vzjxym89blcf7c6318gx3i190r-flake-inputs.drv
building '/nix/store/s24ss5bng8yq0xbljzgz2xjhj358v7xd-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/s24ss5bng8yq0xbljzgz2xjhj358v7xd-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building s24ss5bng8yq0xbljzgz2xjhj358v7xd-check-flake-inputs.drv